v3.26.1
Stockholders’ Equity (Deficit) (Details)
$ / shares in Units, $ in Thousands
 1 Months Ended 3 Months Ended 6 Months Ended
Apr. 08, 2026
USD ($)
shares
Mar. 23, 2026
USD ($)
Mar. 20, 2026
USD ($)
Mar. 17, 2026
USD ($)
$ / shares
shares
Apr. 08, 2025
USD ($)
$ / shares
shares
Apr. 30, 2026
USD ($)
$ / shares
Sep. 30, 2025
USD ($)
shares
Jun. 30, 2026
USD ($)
$ / shares
shares
Mar. 31, 2026
USD ($)
$ / shares
Jun. 30, 2025
USD ($)
Jun. 30, 2026
USD ($)
$ / shares
shares
Jun. 17, 2026
shares
Jun. 16, 2026
$ / shares
shares
Apr. 01, 2026
$ / shares
Dec. 31, 2025
$ / shares
shares
Sep. 09, 2025
$ / shares
shares
Apr. 25, 2025
USD ($)
Mar. 26, 2024
shares
Class of Stock [Line Items]                                    
Common stock, par or stated value per share (in usd per share) | $ / shares               $ 0.0001     $ 0.0001   $ 0.0001   $ 0.0001      
Common stock, shares authorized (in shares)               125,000,000     125,000,000 125,000,000 40,000,000   40,000,000      
Proceeds from investors | $     $ 15,000                              
Net proceeds | $ $ 5,200                                  
Sale of stock, stock expired and unexercised, amount | $           $ 8,800                        
Preferred stock, no par value (in usd per share) | $ / shares               $ 0.0001     $ 0.0001       $ 0.0001      
Deemed dividend | $                     $ 2,500              
Definitive Agreement                                    
Class of Stock [Line Items]                                    
Share price threshold (in usd per share) | $ / shares       $ 10.00                            
Pre-Funded Warrants                                    
Class of Stock [Line Items]                                    
Class of warrant or right, outstanding (in shares)               306,009     306,009              
Warrants and rights outstanding, term       4 years                            
Redemption period after event       30 days                            
Redeemable warrants period       30 days                            
Issuance of stock | $     6,200                              
Number of shares issuable for warrants (in shares)       6,700,000                            
Warrants exercised (in shares)                       8,161,492            
Incentive Warrants                                    
Class of Stock [Line Items]                                    
Class of warrant or right, exercise price of warrants or rights (in usd per share) | $ / shares               $ 18.00     $ 18.00              
Class of warrant or right, outstanding (in shares)               377,930     377,930              
Warrants issued (in shares)               377,930     377,930              
Incentive Warrants | Juvenescence                                    
Class of Stock [Line Items]                                    
Class of warrant or right, outstanding (in shares)               377,865     377,865              
Replacement Incentive Warrants | Juvenescence                                    
Class of Stock [Line Items]                                    
Class of warrant or right, outstanding (in shares)               755,728     755,728              
Post Merger Warrants                                    
Class of Stock [Line Items]                                    
Warrants exercised (in shares)               65     65              
Contingent Warrants                                    
Class of Stock [Line Items]                                    
Class of warrant or right, exercise price of warrants or rights (in usd per share) | $ / shares                               $ 5.44    
Number of shares issuable for warrants (in shares)             965,251                      
Warrants issued with convertible debt | $             $ 2,000                      
Contingent Warrants | 2025 Convertible Note                                    
Class of Stock [Line Items]                                    
Number of shares issuable for warrants (in shares)                               3,861,004    
Former AgeX Warrants                                    
Class of Stock [Line Items]                                    
Warrants expired (in shares)                     53,979              
AgeX Warrants                                    
Class of Stock [Line Items]                                    
Class of warrant or right, outstanding (in shares)               0     0              
Warrants issued (in shares)               0     0              
Merger Warrants                                    
Class of Stock [Line Items]                                    
Class of warrant or right, number of securities called by each warrant or right (in shares)                                   3
Number of shares issuable for warrants (in shares)                                   5
Common Stock                                    
Class of Stock [Line Items]                                    
Issuance of stock | $   $ 400 400                              
Preferred stock converted into common stock (in shares)               2,300,000     2,300,000              
Number of shares issuable for warrants (in shares)                       8,161,444            
Redeemable Warrants                                    
Class of Stock [Line Items]                                    
Issuance of stock | $   200 $ 3,300                              
Proceeds from issuance of common stock and warrants | $   $ 1,000                                
Series A Convertible Preferred Stock                                    
Class of Stock [Line Items]                                    
Issuance of stock | $                   $ 4,940                
Preferred stock, no par value (in usd per share) | $ / shares         $ 0.0001                          
Preferred stock, dividend rate, percentage         8.00%                          
Private Placement                                    
Class of Stock [Line Items]                                    
Common stock, par or stated value per share (in usd per share) | $ / shares       $ 0.0001                            
Class of warrant or right, exercise price of warrants or rights (in usd per share) | $ / shares       0.0001                            
Percentage of common share                     0.50              
Number of shares issued (in shares) 100,000                                  
Net proceeds | $           $ 21,200                        
Private Placement | Pre-Funded Warrants                                    
Class of Stock [Line Items]                                    
Sale of stock, price per share (in usd per share) | $ / shares       2.2499                            
Class of warrant or right, exercise price of warrants or rights (in usd per share) | $ / shares       5.00                            
Redemption price (in usd per share) | $ / shares       0.01                            
Number of shares issued (in shares) 2,200,000                                  
Private Placement | Common Stock                                    
Class of Stock [Line Items]                                    
Sale of stock, price per share (in usd per share) | $ / shares       2.25         $ 5.18         $ 2.25        
Issuance of stock | $               $ 6,397 $ 11,598                  
Private Placement | Series A Convertible Preferred Stock                                    
Class of Stock [Line Items]                                    
Sale of stock, price per share (in usd per share) | $ / shares       $ 2.25 $ 5.18 $ 5.18                        
Number of shares issued (in shares)         965,250                          
Net proceeds | $         $ 4,900                          
Securities Under Tranche A | Securities Purchase Agreement                                    
Class of Stock [Line Items]                                    
Issuance of stock | $       $ 15,000                            
Securities purchase agreement days       20 days                            
Securities Under Tranche B | Securities Purchase Agreement                                    
Class of Stock [Line Items]                                    
Issuance of stock | $       $ 5,000   $ 5,000                        
Proceeds from issuance of preferred stock | $       $ 15,000                            
Securities purchase agreement days           20 days                        
At The Market Offering Program | Jones Trading Institutional Services LLC                                    
Class of Stock [Line Items]                                    
Number of shares issued (in shares)                     3,600,000              
Net proceeds | $                     $ 13,200              
Sale of stock, maximum aggregate offering price | $                                 $ 13,300  
Sale of stock, sales agent commission percentage                                 3.00%